import Vue from 'vue'
import Router from 'vue-router'
/* Layout */
import Layout from '@/layout'

Vue.use(Router)

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */

export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  }, {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  }, {
    path: '/',
    component: Layout,
    redirect: '/index/welcome'
  }, {
    path: '/index',
    component: Layout,
    children: [
      {
        path: 'welcome',
        component: () => import ('@/views/welcome')
      }
    ]
  }, {
    path: '/component',
    component: Layout,
    redirect: '/index/welcome',
    meta: {
      title: '硬件管理',
      icon: 'form'
    },
    children: [{
      path: 'cpu',
      name: 'cpu',
      component: () => import('@/views/component/cpu'),
      meta: {
        title: 'CPU信息管理'
      }
    }, {
      path: 'gpu',
      name: 'gpu',
      component: () => import('@/views/component/gpu'),
      meta: {
        title: '显卡信息管理'
      }
    }, {
      path: 'brand',
      name: 'brand',
      component: () => import('@/views/component/brand'),
      meta: {
        title: '配件品牌编辑'
      }
    }]
  }, {
    path: '/warehouse',
    component: Layout,
    meta: {
      title: '出入货物管理',
      icon: 'tree'
    },
    children: [{
      path: 'out',
      name: 'out',
      component: () => import ('@/views/warehouse/out'),
      meta: { title: '销售管理' }
    },
    //   {
    //   path: 'in',
    //   name: 'in',
    //   component: () => import('@/views/warehouse/in'),
    //   meta: { title: '入库管理' }
    // }
    ]
  },
  // 404 page must be placed at the end !!!
  {
    path: '*',
    redirect: '/404',
    hidden: true
  }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({
    y: 0
  }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
